Nectar Robbers
Mostrando 1-4 de 4 artigos, teses e dissertações.
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1. Flowering and pollination ecology of Cleistocactus baumannii (Cactaceae) in the Brazilian Chaco: pollinator dependence and floral larceny
ABSTRACT Cleistocactus baumannii is the only ornithophilous cactus species in the Brazilian Chaco. In addition, this species of Cactaceae invests heavily in flowering in the ecoregion. Such characteristics motivated us to evaluate the temporal availability of flowers in the context of its floral visitors. The reproductive system of C. baumannii, the number o
Acta Bot. Bras.. Publicado em: 2020-03
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2. Interações entre Platonia insignis (Clusiaceae) e a avifauna visitante floral no cerrado do Maranhão / Interactions between Platonia insignis (Clusiaceae) and the bird-flower visitors at the savanna of Maranhão
The bacurizeiro, Platonia insignis Mart. (Clusiaceae), is an amazonian tree species that dispersed into savanna borders of the Northeast region of Brazil in the States of Maranhão and Piauí. We studied the floral biology and morphology, the breeding system, the relation between flower density and plant exposition to the sun, the flowering overlap and the a
Publicado em: 2008
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3. PolinizaÃÃo de Tabebuia Impetiginosa e Jacaranda Rugosa (Bignoniaceae) e o efeito de Pilhadores no seu sucesso reprodutivo no Parque Nacional do Catimbau
studied in the National Park of Catimbau, emphasizing the activity of nectar robbers on their reproductive success. The mechanism of stigma closure was also investigated in these and in other three species of this family, Anemopaegma laeve, Arrabidaea limae and Jacaranda irwinii. T. impetiginosa and J. rugosa are self-incompatible species and depends on medi
Publicado em: 2006
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4. Ecologia floral de duas especies invasoras de Ipomoea (convolvulaceae)
The reproductive system, floral biology, morphology and herbivory of Ipomoea cairica and Ipomoea carnea ssp. fistulosa were studied in the city of Campinas, São Paulo state, Brazil from July 1995 to July 1996. Ipomoea cairica is a herbaceous weed with long climbing shoots, having sexual and vegetative reproduction. The flower are odourless, tubular, with li
Publicado em: 1997